CDL HazMat Endorsement Practice Questions - Commercial Driver's License Hazardous Materials (H) Endorsement Exam

What must be true of the 24-hour emergency response telephone number on a hazmat shipping paper?

It must be monitored at all times while the material is in transport by someone who knows the material and emergency procedures It only needs to be the shipper's daytime office number It is optional for domestic ground shipments It must be the National Response Center's number

Correct Answer:

It must be monitored at all times while the material is in transport by someone who knows the material and emergency procedures

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